Why use spray paint when you can use LED lights? These three examples just might be the future of tagging/graffiti — for artistic purposes of course.

Night Writer – Tag in Lights

Night Writer “extends the functionality of LED throwies by allowing a writer to catch a tag in lights.” Full instructions here.

It’s cheap, easy to make and writes 12-inch glowing letters 25-feet in the air on any iron or steel surface…if you stand on a turned over garbage can

Interactive Architecture

G.R.L. unveils “Interactive Architecture” This installation is “an illustration of the concept that digital projections can interact with the surfaces upon which they are projected.”

L.A.S.E.R. Tag

For their latest project, G.R.I. “hacked together a high powered projector with some computer components and a camera to track the writings of a 60mW Green Laser on the side of a building in Rotterdam and project it as blue graffiti.”

The resulting art looks surprisingly good, and the perpetrators were kind enough to document the event, along with providing instructions for doing up your own version